Zoom or focus control knob for binoculars



FIG. 1 is a top plan view of a zoom or focus control knob for binoculars showing my design.

FIG. 2 is an elevational view as seen in the location of line 2--2 of FIG. 1.

FIG. 3 is an elevational view as seen in line 3--3 of FIG. 1.

FIG. 4 is a perspective view of the control knob, the broken line representing the binoculars are shown for illustration purposes only.

FIG. 5 is a rear elevational view thereof as seen from the line 5--5, FIG. 3. 

The ornamental design for a zoom or focus control knob for binoculars, as shown and described. 